1955 June - An attempted coup by the Argentine navy is crushed as the army remains loyal to Peron.

1955 September - Coup by all three branches of the armed forces succeeds after three days of fighting, during which thousands are killed. Peron resigns and takes refuge on a Paraguayan gunboat. He subsequently goes into exile in Paraguay, and later in Spain. The federal constitution of 1853, based on that of the United States, is restored.

1966 - Military rule is imposed again with a coup led by General Juan Carlos Ongania.

The return of Peron

1973 - The Peronist party wins elections in March. Hector Campora is inaugurated president. Argentina is wracked by terrorist violence. Peron returns to Buenos Aires in June. Campora resigns and Peron becomes president in September.

1974 - Peron dies in July. His third wife, Isabel, succeeds him. Terrorism from right and left escalates, leaving hundreds dead. There are strikes, demonstrations and high inflation.

1975 - Inflation rises to more than 300%.

1976 - A military junta under General Jorge Videla seizes power. Parliament is dissolved. Opponents of the regime are rounded up in the 'Dirty War', which is to see thousands of people 'disappear'.

1981 - General Leopoldo Galtieri heads the military regime.

The Falklands War

1982 April - Argentine forces occupy the British-held Falkland Islands, which Argentina calls Islas Malvinas and over which it had long claimed sovereignty. The United Kingdom dispatches a force to re-take the islands, which it does in June. More than 700 Argentines are killed in the fighting. Galtieri is replaced by General Reynaldo Bignone.

1983 - Argentina returns to civilian rule. Raul Alfonsin becomes president. Argentina begins to investigate the 'Dirty War' and charge former military leaders with human rights abuses. Inflation is running at more than 900%.

1989 - Carlos Menem of the Peronist party is elected president. He imposes an economic austerity programme.

1990 - Full diplomatic relations with the United Kingdom are restored, with Argentina still maintaining its claim to the Falklands.

1992 - Argentina introduces a new currency, the peso, which is pegged to the US dollar. A bomb is placed in the Israeli embassy, 29 people are killed.

1994 - A Jewish community centre in Buenos Aires is bombed. 86 people are killed and more than 200 injured.

1997 - A judge in Spain issues orders for the arrest of former Argentine military officers on charges of participating in the kidnapping and killing of Spanish citizens during the 'Dirty War'. Argentine amnesty laws protect the accused.

Recession bites

1998 - Argentine judges order arrests in connection with the abduction of hundreds of babies from women detained during the 'Dirty War'.

2000 - Strikes and fuel tax protests. Beef exports slump after an outbreak of foot-and-mouth disease. Soya exports suffer from concerns over the use of genetically modified varieties. The IMF grants Argentina an aid package of nearly 40 billion dollars.

2001 February - Argentina recalls its ambassador to Cuba after President Castro accuses Argentina of 'licking the yankee boot'. Castro made the remarks in an apparent reference to Argentina's support for US condemnation of Cuba's record on human rights.

Argentina and the United Kingdom agree that Argentine private aircraft and vessels may now visit the Falkland Islands again.

2001 March - President de la Rua forms a government of national unity and appoints three finance ministers in as many weeks as cabinet resignations and protests greet planned austerity measures.

2001 July - Former president Carlos Menem is charged with heading an 'illicit organisation' that violated international arms embargoes against Croatia and Ecuador in the early 1990s. A court throws out all arms trafficking charges against Menem, freeing him after five months of house arrest.

2001 July - Much of the country is brought to a standstill by a general strike in protest against proposed government spending cuts. Country's credit ratings slip.

Return of the Peronists

2001 October - The opposition Peronists take control of both houses of parliament in Congressional elections.

2001 13 December - A 24-hour general strike is held in protest at curbs on bank withdrawals, delayed pension payouts and other measures.

2001 20 December - President Fernando de la Rua resigns after at least 25 people die in street protests and rioting.

2001 23 December - Adolfo Rodriguez Saa named new interim president. He resigns on 30 December, citing a lack of support within his party.

2002 1 January - Congress elects Peronist Senator Eduardo Duhalde as caretaker president. Within days the government devalues the peso, ending 10 years of parity with the US dollar.

2002 April - Banking and foreign exchange activity suspended; Duhalde says the financial system could collapse.

2002 June - Two killed in anti-government and IMF protests in Buenos Aires. The protesters, known as 'piqueteros', are highly organised groups of unemployed who block the main road bridges into the capital.

2002 July - Duhalde calls early elections for March 2003, later put back to April, to try win public support for the government's handling of the economic crisis.

2002 November - Argentina defaults on an $800m debt repayment to the World Bank, having failed to re-secure IMF aid. The World Bank says it will not consider new loans for the country.

Kirchner sworn in

2003 May - Nestor Kirchner sworn in as president. Former President Carlos Menem gained most votes in first round of elections but pulled out before second round.

Iguazu falls in the north-east are surrounded by rainforest

2003

August - Congress, Senate vote to scrap laws protecting former military officers from prosecution over human rights abuses during military regime.

2003 September - After weeks of negotiations Argentina and IMF agree on debt-refinancing deal under which Buenos Aires will only pay interest on its loans.

2004 April - Judge issues international arrest warrant for former President Carlos Menem, over allegations of fraud.

2004 September - Court clears five men accused of involvement in 1994 bombing of Jewish centre in Buenos Aires.

2004 December - Former President Carlos Menem returns from self-imposed exile in Chile after two arrest warrants are cancelled.

188 people are killed and around 700 are injured in a fire at a Buenos Aires nightclub.

2005 March - President Kirchner declares the restructuring of the country's debt to be a success. Argentina offered to exchange more than $100bn in defaulted bonds.

2005 June - Supreme Court scraps an amnesty law protecting former military officers suspected of human rights abuses during military rule between 1976 and 1983.

2005 November - Argentina hosts the 34-nation Summit of the Americas, an event accompanied by sometimes-violent protests against free trade and US President Bush.

2006 January - Argentina repays its multi-billion-dollar debt to the IMF.

2006 May - Citing environmental concerns, Argentina files a complaint against the construction of two pulp mills in neighbouring Uruguay at the International Court of Justice in The Hague. The court rules in July that the project can continue.

2006 October - Violence mars the reburial of former President Juan Domingo Peron at a new mausoleum outside Buenos Aires.

2007 January - Spanish police arrest former President Isabel Peron in connection with an Argentine investigation into the activities of right-wing paramilitaries in the 1970s.

Fernandez elected

2007 October - Former Roman Catholic police chaplain Christian Von Wernich is convicted of collaborating in the murder and torture of prisoners during the 'Dirty War'.

Cristina Fernandez de Kirchner is elected president, succeeding her husband Nestor Kirchner in the post.

2008 April - A Spanish court rejects a request from Buenos Aires to extradite former Argentine president Isabel Peron, wanted for alleged human rights abuses.

2008 July - President Fernandez cancels controversial tax increases on agricultural exports which sparked months of protests by farmers.

2008 August - Two former generals are sentenced to life imprisonment for their actions during the period of Argentina's military rule - known as the Dirty War - during the 1970s and 1980s.

2008 November - Lower house of parliament approves government's controversial plan to nationalise pension funds. President Fernandez says the move is necessary to protect pensioners' assets during the global financial crisis.

2009 January - Government declares state of emergency over worst drought in decades.

Former military ruler General Jorge Videla is sentenced to life in prison for crimes against humanity.

2011 October - Benefiting from strong economic growth, President Cristina Fernandez de Kirchner wins a second term with a landslide 54% of the vote.

Former naval officer Alfredo Astiz and 11 other former members of the security forces are given life sentences for crimes against humanity committed during the 1976-83 period of military rule.

2011 December - As the 30th anniversary of Argentina's invasion of the Falkland Islands approaches, tensions with Britain increase after Buenos Aires persuades members of the South American trading bloc Mercosur to close their ports to ships flying the Falkland Islands flag.

2012 February - Argentina makes an official complaint to the UN that Britain is "militarising" the area around the Falkland Islands after the UK announces that it is sending one of its newest destroyers to the region. Argentina also accuses Britain of sending a nuclear-armed submarine to the area. British officials discuss the accusations as "absurd".

2012 May - The European Union files a suit against Argentina's import restrictions at the World Trade Organisation (WTO) in a row over Argentina's nationalisation of energy company YPF, which was majority owned by Spain's Repsol.

2012 July - Former military rulers Jorge Videla and Reynaldo Bignone are sentenced to long prison terms for overseeing the theft of babies from political prisoners during military rule in 1976-1983. They are both already serving long terms for other crimes during their rule.

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